diff --git a/src/asm/rgbasm.1 b/src/asm/rgbasm.1
index 4af78c6e..437b079d 100644
--- a/src/asm/rgbasm.1
+++ b/src/asm/rgbasm.1
@@ -112,9 +112,9 @@ from erroring out when dependency files are deleted.
 Add a target to the rules emitted by
 .Fl M .
 The exact string provided will be written, including spaces and special characters.
-.Dl Fl MT fileA Fl MT fileB
+.Dl Fl MT No fileA Fl MT No fileB
 is equivalent to
-.Dl Fl MT 'fileA fileB' .
+.Dl Fl MT No 'fileA fileB' .
 If neither this nor
 .Fl MQ
 is specified, the output file name is used.